Difference between revisions of "Select count"

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(Created page with " * <code>select count(*) from pg_stat_activity where query like 'autovacuum:%';</code> == See also == * {{SQL}}")
 
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The <code>COUNT(*)</code> function returns the number of rows returned by a <code>SELECT</code> statement, including NULL and duplicates.
  
  

Revision as of 19:18, 5 August 2021

The COUNT(*) function returns the number of rows returned by a SELECT statement, including NULL and duplicates.



See also

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